数据库有反应,但是一直报这个,最后一行:
Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3, acquireRetryAttempts -> 30, acquireRetryDelay -> 1000, autoCommitOnClose -> false, automaticTestTable -> null, breakAfterAcquireFailure -> false, checkoutTimeout -> 0, connectionCustomizerClassName -> null, connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester, dataSourceName -> 2sb9ceah1efpkvag4948o|4c12331b, debugUnreturnedConnectionStackTraces -> false, description -> null, driverClass -> com.mysql.jdbc.Driver, factoryClassLocation -> null, forceIgnoreUnresolvedTransactions -> false, identityToken -> 2sb9ceah1efpkvag4948o|4c12331b, idleConnectionTestPeriod -> 0, initialPoolSize -> 3, jdbcUrl -> jdbc:mysql://localhost:3306/ssm_crud?useUnicode=true&characterEncoding=utf-8&useSSL=false, maxAdministrativeTaskTime -> 0, maxConnectionAge -> 0, maxIdleTime -> 0, maxIdleTimeExcessConnections -> 0, maxPoolSize -> 15, maxStatements -> 0, maxStatementsPerConnection -> 0, minPoolSize -> 3, numHelperThreads -> 3, numThreadsAwaitingCheckoutDefaultUser -> 0, preferredTestQuery -> null, properties -> {user=******, password=******}, propertyCycle -> 0, testConnectionOnCheckin -> false, testConnectionOnCheckout -> false, unreturnedConnectionTimeout -> 0, usesTraditionalReflectiveProxies -> false ]
这都是什么意思啊? (?——?),这个是不是在报错?还是正常情况就是这样的。
我看着视频里面的老师操作没有这一行(T—T)
C3p0连接池初始化异常。
c3p0配置文件发出来看下
jdbc.jdbcUrl = jdbc:mysql://localhost:3306/ssm_crud?useUnicode=true&characterEncoding=utf-8&useSSL=false
jdbc.driverClass = com.mysql.jdbc.Driver
jdbc.user = root
jdbc.password = 123456
(T _ T )救救孩子吧
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